Arizona State University College of Liberal Arts and Sciences
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light stable isotope IRMS available, sorted by element

(Note: if you are interested in an application that is not listed here, contact the lab manager to see what can be done)

13C:

  • as bulk carbon on EA
  • as DIC/DOC on the TOC analyzer
  • as compound specific carbon with the GC/C
  • as a pure gas (CO/CO2) on the dual inlet
  • from carbonates on the gasbench
  • from breath or atmospheric CO2 on the gasbench


15N:

  • as bulk nitrogen on the EA
  • as compound specific nitrogen with the GC/C
  • as a pure gas (N2) on the dual inlet

 

18O:

  • as bulk oxygen on the TC/EA
  • as compound specific oxygen on the GC/TC
  • from water equilibrated with CO2 on the gasbench
  • from water on the TC/EA
  • as a pure gas (CO, CO2, O2) on the dual inlet
  • from carbonates on the gasbench
  • from breath or atmospheric CO2 on the gasbench

 

2H:

  • as bulk hydrogen on the TC/EA
  • as compound specific hydrogen on the GC/TC
  • from water equilibrated with H2 on the gasbench
  • from water on the TC/EA
  • as a pure gas (H2) on the dual inlet

 

34S: Currently, we do not perform 34S/32S isotope ratio measurements. If you need such analyses and are willing to invest time on the method development with us then contact the lab manager about this possibility.

 

Page last updated: April 16, 2007

 
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Address: Physical Sciences F-686 Box 1404 Arizona State University Tempe, AZ 85287-1404
Tel: 480-727-8033 Fax: 480-965-8102 E-mail: kfleb@asu.edu

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